Originally posted by Ben_D
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Dump valve
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Originally posted by gbv2 View PostI like the noise of a dump valve, it sounds cool BUT only when it is associated with a vehicle that is accelerating away from you at serious rate of knots.
You wouldn't want to be tarred with the same brush as them tw*ts who have them bolted to their Bora TDi's.
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Originally posted by gwh200 View PostThere's a punto bear me with a fully body kitted pinto...big Barry boy exhausts etc. Because this punto is only a 1.0 litre, it has some sort of sound effect/ electronic/ whack off in your sock dump valve noise. It makes me chuckle.
Must be TrevsWhat have I told you about thinking Erroll
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Originally posted by Albannach View PostAnd they won't work on an automatic vehicle.
The best thing would be to do what I do, just around the time when the autobox is about to change gear, lift off the throttle, place face slightly out of the open window, push your tounge up into the roof of your mouth, and breathe out very fast.
Repeat on each gear change.Oh Nana, what's my name?
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Originally posted by dieselboy View PostOr a diesel without some kind of extra setup.
The best thing would be to do what I do, just around the time when the autobox is about to change gear, lift off the throttle, place face slightly out of the open window, push your tounge up into the roof of your mouth, and breathe out very fast.
Repeat on each gear change.
Just tried this (from my sofa) and it DOES WORK! I even feel I'm developing more power when I do it!
Gonna try it for real in the morning. Can't wait! A free atmos dump valve - gonna get this on ebay and make some money! Where's Judwak when you neeed him!
DB, ever thought about developing a waste gate sound aswell?
Already got my Turbo stall sound sorted out - think of Hannibal the Cannibal with his "chiante" speech!"B.A." Baracus: "Talk to me, talk sense so I can talk back. Not all this jibberjabber like breaking the peace and all that."
www.johnthebuilder.info
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Dump valves do have a practical purpose despite their image, and they do work and fitted to automatic vehicles.
They are designed to work when you foot comes off the gas pedal, NOT when changing gear,when driving an auto you come off the gas to press the brake, causeing the dump valve to release pressure between the turbo and the throttle body protecting the turbo , although I would go with a recirc valve over a atmospheric valve.
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Originally posted by johnnyboy View PostDump valves do have a practical purpose despite their image, and they do work and fitted to automatic vehicles.
They are designed to work when you foot comes off the gas pedal, NOT when changing gear,when driving an auto you come off the gas to press the brake, causeing the dump valve to release pressure between the turbo and the throttle body protecting the turbo , although I would go with a recirc valve over a atmospheric valve.
Best of luck getting one to work on a Surf auto.
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Originally posted by BUSHWHACKER View PostBest of luck getting one to work on a Surf auto.
If you don't know what your talking about then just don't say anything is prob best so you don't look like a nobber
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Originally posted by johnnyboy View PostI have rebuilt a supra auto with recirc valve from the factory, they do work with autos, no need for snyd remarks, didnt realise if was a 4 year old argument, thought it was a query on dump valves.. some of you who made comments about kids need to check yourselves!
If you don't know what your talking about then just don't say anything is prob best so you don't look like a nobber
Don't believe me? Go ahead and fit one then post up the before and after dyno results so we can all point and laugh even more.
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Originally posted by BUSHWHACKER View PostHey nobber, it's totally pointless fitting a valve, either recirculating or dump type to a 20+ year old Toyota diesel automatic with a small, low pressure turbo.
Don't believe me? Go ahead and fit one then post up the before and after dyno results so we can all point and laugh even more.
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